General

  • Target

    3ec678c95b7ed5e850ce0fa51ed9eb43986be2f1f6e5ee944c10d0952db2e6a4

  • Size

    3.8MB

  • Sample

    230129-xt4dssad37

  • MD5

    717b5065e125fa1d1894a091501e639a

  • SHA1

    afa39b1330c398a63cc9f29d4def482f5b2f3beb

  • SHA256

    3ec678c95b7ed5e850ce0fa51ed9eb43986be2f1f6e5ee944c10d0952db2e6a4

  • SHA512

    a3788919efd4fe37e395a3bceadb1233e985bfa3d3cb692ad6873a9ea8c60db0bc4f984e98b93d35c2fdad87a2d2a9f33a3d45d04a00217dd240564ad247bf18

  • SSDEEP

    98304:xyz9nyR+RjXX6v+L6qL6LPQs9wlVKtwL4P66hO:cz9yR+RjXKmLisselVR4P/O

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      3ec678c95b7ed5e850ce0fa51ed9eb43986be2f1f6e5ee944c10d0952db2e6a4

    • Size

      3.8MB

    • MD5

      717b5065e125fa1d1894a091501e639a

    • SHA1

      afa39b1330c398a63cc9f29d4def482f5b2f3beb

    • SHA256

      3ec678c95b7ed5e850ce0fa51ed9eb43986be2f1f6e5ee944c10d0952db2e6a4

    • SHA512

      a3788919efd4fe37e395a3bceadb1233e985bfa3d3cb692ad6873a9ea8c60db0bc4f984e98b93d35c2fdad87a2d2a9f33a3d45d04a00217dd240564ad247bf18

    • SSDEEP

      98304:xyz9nyR+RjXX6v+L6qL6LPQs9wlVKtwL4P66hO:cz9yR+RjXKmLisselVR4P/O

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Impair Defenses

1
T1562

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

Command and Control

Web Service

1
T1102

Tasks